Golden Humic Acid Extract. 32 fl. oz.Blackjack Soil Company’s Golden Humic Acid Extract is a proprietary premium blend of 100% Humic Acid Extract in an aqueous base. Blackjack’s Golden Humic Acid Extract is fast acting and has a guaranteed source of Phosphorus as Available Phosphate P205 (0-2-0). To this date, the studies on this product and products like it are classified by State and Federal authorities as experimen... — Ships from Portland, Oregon USA....more info.

Liquid Humic Acid. 16 fl. oz.Blackjack Soil Company’s Liquid Humic Acid is a proprietary premium blend of 100% Humic minerals from Leonardite in an aqueous base. Blackjack’s Liquid Humic Acid is fast acting and has a guaranteed source of Phosphorus as Available Phosphate P205 (0-2-0). To this date, the studies on this product and products like it are classified by State and Federal authorities as experimental.... — Ships from Portland, Oregon USA....more info.

Liquid Humic Acid. 32 fl. oz.Blackjack Soil Company’s Liquid Humic Acid is a proprietary premium blend of 100% Humic minerals from Leonardite in an aqueous base. Blackjack’s Liquid Humic Acid is fast acting and has a guaranteed source of Phosphorus as Available Phosphate P205 (0-2-0). To this date, the studies on this product and products like it are classified by State and Federal authorities as e... — Ships from Portland, Oregon USA....more info.

Bluelab pH 4.0 Calibration Solution 500 ml, case of 6Calibration and conductivity standard solutions... a must in every grower's toolbox.
The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe.
Bluelab solutions are manufactured specifically for Bluelab products and are referenced ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.

All Purpose GrowThruBloom 1/2lbBlackjack Soil Company offers this unique all purpose fertilizer to enhance both vegetative and bloom plant growth. The slow release of non-burning nutrients to the plant is the hallmark of this five star plant food. It safely fortifies soil to enhance the production of naturally occurring hormones manufactured by the plant without the use of added plant growth regulators. Its uniq... — Ships from Portland, Oregon USA....more info.

All Purpose GrowThruBloom 2lbBlackjack Soil Company offers this unique all purpose fertilizer to enhance both vegetative and bloom plant growth. The slow release of non-burning nutrients to the plant is the hallmark of this five star plant food. It safely fortifies soil to enhance the production of naturally occurring hormones manufactured by the plant without the use of added plant growth regulators. Its uniq... — Ships from Portland, Oregon USA....more info.

All Purpose GrowThruBloom 5lbBlackjack Soil Company offers this unique all purpose fertilizer to enhance both vegetative and bloom plant growth. The slow release of non-burning nutrients to the plant is the hallmark of this five star plant food. It safely fortifies soil to enhance the production of naturally occurring hormones manufactured by the plant without the use of added plant growth regulators. Its uniq... — Ships from Portland, Oregon USA....more info.

FE652

$34.36

BLACKJACK BLOOM .5LBS (6/CS)Blackjack Gigantamo Bloom 3 - 12 - 1
Blackjack Soil Company™ offers this rich bloom fertilizer to enhance plant growth as your plants are phased into their bloom cycles. A rich source of natural phosphorus is needed to help bud and bloom development. One to two tablespoons per gallon of soil in the pot should be top-dressed and covered with ½ to 1 inch of soil. Plants respond to... This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info.

714920

$6.37

BLACKJACK GROW .5 LBS (6/CS)Blackjack Gigantamo Grow 5 - 5 - 1
Blackjack Soil Company™ has developed the perfect slow release fertilizer for vegetative through bloom plant growth. It can be added to any brand of soil or placed into the garden for truly great plant growth. By blending 1½ cups of this product into 1 cubic foot of soil, plants will be fed for up to 6 weeks. Only watering is required although li... This item is sold individually. — Ships from H: WA, CA, CO, MI, TN, PA, FL USA....more info.

Golden Extract - 1 gallon
0-2-0
Blackjack Soil Company’s Golden Humic Acid Extract is a proprietary premium blend of 100% Humic Acid Extract in an aqueous base. Blackjack’s Golden Humic Acid Extract is fast acting and has a guaranteed source of Phosphorus as Available Phosphate P205. To this date, the studies on this product and products like it are classified by State and Federal authorities as experim... — Ships from Portland, Oregon USA....more info.

Golden Humic Acid Extract. 16 fl. oz.Blackjack Soil Company’s Golden Humic Acid Extract is a proprietary premium blend of 100% Humic Acid Extract in an aqueous base. Blackjack’s Golden Humic Acid Extract is fast acting and has a guaranteed source of Phosphorus as Available Phosphate P205 (0-2-0). To this date, the studies on this product and products like it are classified by State and Federal authorities as experimen... — Ships from Portland, Oregon USA....more info.

FE635

$9.90

Liquid Humic Acid - 1 gallon0-2-0Blackjack Soil Company’s Liquid Humic Acid is a proprietary premium blend of 100% Humic minerals from Leonardite in an aqueous base. Blackjack’s Liquid Humic Acid is fast acting and has a guaranteed source of Phosphorus as Available Phosphate P205. To this date, the studies on this product and products like it are classified by State and Federal authorities as experimental. Ho... — Ships from Portland, Oregon USA....more info.